From: Matt Gushee <mgushee@havenrock.com>
To: caml-list@pauillac.inria.fr
Subject: Re: [Caml-list] Frustrated Beginner
Date: Mon, 22 Dec 2003 23:43:13 -0700 [thread overview]
Message-ID: <20031223064313.GC1145@swordfish> (raw)
In-Reply-To: <CC63B16D-350E-11D8-AD5E-000A9584A16E@ml1.net>
On Tue, Dec 23, 2003 at 01:11:08AM -0500, Tyler Eaves wrote:
> > match foo with
> > | None -> print_endline "Nothing"; ""
> > | Some x -> print_endline x; x
>
> If I understand the match syntax correctly, in this case, x takes the
> value of foo?
Not quite. foo can have a value of either None or Some s, where s is an
arbitrary string. So if foo has a value of Some "abcde", then x =
"abcde". Foo, by the way, has a type of string option.
--
Matt Gushee When a nation follows the Way,
Englewood, Colorado, USA Horses bear manure through
mgushee@havenrock.com its fields;
http://www.havenrock.com/ When a nation ignores the Way,
Horses bear soldiers through
its streets.
--Lao Tzu (Peter Merel, trans.)
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next prev parent reply other threads:[~2003-12-23 6:47 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-12-23 4:03 Tyler Eaves
2003-12-23 4:19 ` jayanta nath
2003-12-23 5:34 ` Matt Gushee
2003-12-23 6:11 ` Tyler Eaves
2003-12-23 6:21 ` Michael Vanier
2003-12-23 6:31 ` Michael Jeffrey Tucker
2003-12-23 12:16 ` Richard Jones
2003-12-23 20:23 ` Dustin Sallings
2003-12-23 6:32 ` Shawn Wagner
2003-12-23 6:43 ` Matt Gushee [this message]
2003-12-23 5:58 ` Dustin Sallings
[not found] ` <EAEE2FF2-3510-11D8-B3A1-000A9584A16E@ml1.net>
2003-12-23 6:53 ` Dustin Sallings
2003-12-23 7:23 ` Tyler Eaves
2003-12-23 8:26 ` Dustin Sallings
2003-12-23 6:20 ` Tom Murray
2003-12-23 8:52 ` Stefano Zacchiroli
2003-12-23 16:47 ` [Caml-list] Ocaml syntax David Brown
2003-12-23 20:19 ` Dustin Sallings
2003-12-23 21:03 ` Eric Merritt
2003-12-23 21:52 ` brogoff
2003-12-24 10:27 ` skaller
2003-12-24 11:42 ` Peter Jolly
2003-12-24 12:19 ` skaller
2003-12-30 8:14 ` dmitry grebeniuk
2003-12-30 17:48 ` David Brown
2003-12-23 10:26 ` [Caml-list] Frustrated Beginner Samuel Lacas
2003-12-23 11:01 ` Dustin Sallings
2003-12-23 14:34 ` Oleg Trott
2003-12-23 20:25 ` Dustin Sallings
2003-12-23 16:11 ` Brian Hurt
2003-12-23 16:20 ` Sven Luther
2003-12-23 16:52 ` David Brown
2003-12-23 20:32 ` Dustin Sallings
2003-12-24 10:41 ` Issac Trotts
2003-12-23 17:39 ` Brian Hurt
2003-12-24 9:35 ` Jacques Garrigue
2003-12-24 9:49 ` skaller
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